Terracotta on warm, rich skin tones (True Autumn)

The answer

Yes. Terracotta sits inside the True Autumn palette. The nearest thing in the palette is #A85838, ΔE 8.4 away. Under 12 reads as the same colour family; past 25 the two are visibly different colours.

It does not collide with anything on the season's avoid list, so the only question is distance.

How terracotta scores across all twelve seasons

Terracotta is an opinionated colour: Soft Autumn scores it 82 and Light Summer scores it 14. A gap that wide means the colour genuinely decides something, and getting it right is worth the effort.

True Autumn sits 2 of twelve at 79, 2 points behind Soft Autumn. That gap is the honest size of the compromise, not a verdict on the colour.

• Soft Autumn: 82 (ΔE 7.4).
• True Autumn: 79 (ΔE 8.4) <- this season.
• True Spring: 77 (ΔE 9.4).
• Light Summer: 14 (ΔE 27.0).

What to wear it with

The palette entries closest to terracotta are the ones that will read as a deliberate pairing rather than a near-miss, because a near-miss of two similar colours is more noticeable than a clear contrast.

• #A85838: mid-tone, a rust (ΔE 7.2).
• #C87137: mid-tone, a terracotta (ΔE 8.5).
• #B5541E: mid-tone, a rust (ΔE 5.0).